NEW ORLEANS, Dec. 4, 2017 /PRNewswire/ — Former Attorney General of Louisiana Charles C. Foti, Jr., Esq. and the law firm of Kahn Swick & Foti, LLC (“KSF”) are investigating the proposed sale of Aetna Inc. (“Aetna” or the “Company”) (NYSE: AET) to CVS Health Corporation (“CVS”)…